Average Error: 0.0 → 0.0
Time: 3.1s
Precision: 64
\[\frac{x + y}{x - y}\]
↓
\[\frac{x + y}{x - y}\]
\frac{x + y}{x - y}
↓
\frac{x + y}{x - y}
double f(double x, double y) {
        double r2913 = x;
        double r2914 = y;
        double r2915 = r2913 + r2914;
        double r2916 = r2913 - r2914;
        double r2917 = r2915 / r2916;
        return r2917;
}
↓
double f(double x, double y) {
        double r2918 = x;
        double r2919 = y;
        double r2920 = r2918 + r2919;
        double r2921 = r2918 - r2919;
        double r2922 = r2920 / r2921;
        return r2922;
}

Error

Bits error versus x

Bits error versus y

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Target

Original0.0
Target0.0
Herbie0.0
\[\frac{1}{\frac{x}{x + y} - \frac{y}{x + y}}\]

Derivation

  1. Initial program 0.0

    \[\frac{x + y}{x - y}\]

  2. Final simplification0.0

    \[\leadsto \frac{x + y}{x - y}\]

Reproduce

herbie shell --seed 2020025 
(FPCore (x y)
  :name "Linear.Projection:perspective from linear-1.19.1.3, A"
  :precision binary64

  :herbie-target
  (/ 1 (- (/ x (+ x y)) (/ y (+ x y))))

  (/ (+ x y) (- x y)))